· Anodized Aircraft Grade Aluminum Construction 

· 1.81″ 4 Slots Picatinny/Weaver Rail For Red Dot Sight
Rear Sight included. Replaces the factory rear sight.
Dovetail mouned

· Pull Ring Design to Make Charging easier while Red dot installed 

· Easy to pull the slide with one finger and less force
Pull Ring is removable.  Mount can be used with or without the pull ring.

More Info Here